The monopoly of capital becomes a fetter upon the mode of production, which has sprung up and flourished along with, and under it. Centralisation of the means of production and socialisation of labour at last reach a point where they become incompatible with there capitalist integument. This integument is burst asunder. The knell of capitalist private property sounds. The expropriators are expropriated.

There is only one effective antidote for mental suffering and that is physical pain.

A commodity appears at first sight an extremely obvious, trivial thing. But its analysis brings out that it is a very strange thing, abounding in metaphysical subtleties and theological niceties.

My object in life is to dethrone God and destroy capitalism.

Religious distress is at the same time the expression of the real distress and also the protest against real distress. Religion is the sigh of the oppressed creature, the heart of a heartless world, just as it is the spirit of the spiritless condition. It is the opium of the people.

[Napoleon] swept away everywhere the establishments of feudality. ... [He was] Caesar himself.

Religion is the opium of the people translated from the German Die Religion ... ist das Opium des Volkessometimes misquoted as opiate of the people.